.title .container {
  position: relative;
  padding-top: 30px;
  padding-bottom: 60px;
}

.title .container .bigtitle {
  font-size: 30px;
  color: #969696;
  width: 100%;
  height: 100px;
  line-height: 100px;
  border-bottom: 1px solid transparent;
  border-color: #e5e5e5;
  position: relative;
}

.title .container .bigtitle::after {
  content: "";
  width: 25%;
  height: 0;
  border-bottom: 1px solid #969696;
  position: absolute;
  left: 375px;
  bottom: -1px;
}

.title .container .smalltitle {
  width: 115px;
  height: 24px;
  line-height: 24px;
  background-color: white;
  font-size: 18px;
  color: #969696;
  position: absolute;
  bottom: 50px;
  left: 457px;
}

.title .container .gray {
  background-color: #fafafa;
}

.desc .container {
  background: url(../images/brand/brand_mask1.png) no-repeat;
  background-size: contain;
  margin-bottom: 30px;
}

.desc .container pre {
  line-height: 30px;
  font-size: 12px;
  color: #969696;
  background-color: transparent;
  border: none;
  margin-bottom: 60px;
}

.desc .container .introducebox {
  width: 170px;
  height: 195px;
  margin-left: 45px;
  border: 1px solid #969696;
  position: relative;
}

.desc .container .introducebox p {
  font-size: 18px;
  color: #646464;
  margin-top: 55px;
}

.desc .container .introducebox p:last-child {
  font-size: 24px;
  color: #646464;
  width: 60px;
  height: 55px;
  margin: 0 auto;
  border-bottom: 3px solid #969696;
}

.desc .container .centertext {
  font-size: 12px;
  color: #969696;
  margin-top: 40px;
  line-height: 30px;
  text-indent: 25px;
}

.video .container .videobox {
  width: 998px;
  height: 730px;
  border: 1px solid #969696;
}

.video .container .videobox .videoself {
  margin-top: 10px;
  margin-left: 10px;
}

.video .container .videobox .videoself img {
  width: 971px;
  height: 707px;
}

.probox {
  margin-top: 80px;
}

.probox .container .introducebox {
  width: 170px;
  margin: 0 auto;
  border: 1px solid #969696;
  position: relative;
  margin-top: 80px;
}

.probox .container .introducebox p {
  font-size: 18px;
  color: #646464;
  margin-top: 55px;
}

.probox .container .introducebox p:last-child {
  font-size: 24px;
  color: #646464;
  width: 60px;
  height: 55px;
  margin: 0 auto;
  border-bottom: 3px solid #969696;
  white-space: nowrap;
}

.probox .container .introducebox .textcenter {
  text-indent: -15px;
}

.probox .container .mask2 {
  background: url(../images/brand/brand_mask2.png) no-repeat;
  background-size: cover;
}

.probox .container .mask3 {
  background: url(../images/brand/brand_mask3.png) no-repeat;
  background-size: cover;
}

.probox .container img {
  width: 500px;
  height: 366px;
}

.probox .container .proboxinfobox {
  margin: 150px auto 0;
}

.probox .container .proboxinfobox p {
  font-size: 18px;
  color: #646464;
}

.probox .container .proboxinfobox p:last-child {
  font-size: 12px;
  color: #646464;
  line-height: 30px;
}

.firstbox .container .introducebox {
  margin-top: 100px;
}

.firstbox .container .firsttext {
  font-size: 12px;
  color: #969696;
  line-height: 30px;
  text-indent: 25px;
}

@media (min-width: 320px) and (max-width: 991px) {
  .container {
    width: 320px;
  }
  .probox .container .proboxinfobox {
    margin-top: 10px;
  }
  .probox {
    margin-top: 10px;
  }
  .title .container .bigtitle::after {
    left: 37.5%;
  }
  .title .container .smalltitle {
    left: 32%;
  }
}

@media (min-width: 375px) and (max-width: 991px) {
  .container {
    width: 375px;
  }
  .probox .container .proboxinfobox {
    margin-top: 10px;
  }
  .probox {
    margin-top: 10px;
  }
  .title .container .smalltitle {
    left: 35%;
  }
}

@media (min-width: 425px) and (max-width: 991px) {
  .container {
    width: 425px;
  }
  .probox .container .proboxinfobox {
    margin-top: 10px;
  }
  .probox {
    margin-top: 10px;
  }
}

@media (min-width: 768px) and (max-width: 991px) {
  .container {
    width: 768px;
  }
  .probox .container .proboxinfobox {
    margin-top: 10px;
  }
  .probox {
    margin-top: 10px;
  }
  .title .container .smalltitle {
    left: 43%;
  }
}

@media (min-width: 990px) and (max-width: 991px) {
  .container {
    width: 990px;
  }
}
